﻿using System;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using System.Windows.Data;
using System.Text.RegularExpressions;

namespace Acando.Dynamics.CRM.Silverlight.Library.Converter
{
    public class RemoveHtmlTagsConverter : IValueConverter
    {
        #region IValueConverter Members

        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            if (targetType == typeof(string))
            {
                if (value is string)
                {
                    string s = value as string;

                    // remove all tags
                    int iPosStart = s.IndexOf('<');

                    while (iPosStart > -1)
                    {
                        int iPosEnd = s.IndexOf('>', iPosStart);

                        s = s.Remove(iPosStart, iPosEnd - iPosStart +1);

                        iPosStart = s.IndexOf('<');
                    }

                    return s;
                }
                else if (value == null)
                {
                    return "";
                }
                else
                {
                    throw new NotSupportedException();
                }

            }
            else
                throw new NotSupportedException();
        }

        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            throw new NotSupportedException();
        }

        #endregion
    }
}
